halflife 中文意思是什麼
halflife
解釋
半衰期-
It was isolated from the brain of gryllus bimaculatus. in vitro bioassay show grb ~ ast7 greatly inhibiting jh ( juvenile hormone ) biosynthesis by insect ca ( corpora allata ). even more, comparing with other grb - asts, the halflife of grb - ast / is longer
Grb - ast _ 7是從蟋蟀（ gryllusbimaculatus ）腦中分離的一種保幼激素抑制素，體外實驗顯示它強烈抑制昆蟲咽側體合成保幼激素，半衰期較其它grb - ast長。 -
It is not necessary to wait until half of a sample has decayed in order to measure the halflife.
不必一直等到樣品衰變一半之後才測量它的半衰期。
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